Xiphosurida (Horseshoe Crabs And Relatives) is an order of chelicerates. There are 8 species of Horseshoe Crabs And Relatives, in 10 genera and 6 families. This order has been around since the paleozoic era.
EOL has data for 9 attributes, including:
The environments in which many horseshoe crabs and relatives species are known to live. Select an environment to see its horseshoe crabs and relatives species checklist.